In stark contrast to the refreshing summer air, middle-aged men and women are burning with lustful desire! In a rural area of Japan, overflowing with blue skies and greenery, a man and woman get into a good mood as if nothing is wrong. A mother having fun with a neighbor behind her husband's back, a younger sister who has lost interest in her husband and returned home, a wicked father who makes advances on both a school teacher and his own daughter, a horny aunt who lets a lecherous old man have sex with her, and more - a total of 7 episodes of 180 minutes packed with mind-blowing erotic stories! There's no doubt that this will liven up the eroticism of the summer!